Your Bariatric Partners

At South Nassau Communities Hospital, we offer a team approach to weight loss. Our highly skilled bariatric staff is committed to providing you with ongoing support through your weight loss surgery and beyond, helping you understand the benefits, as well as the changes and challenges that accompany life after bariatric surgery.

Rajeev Vohra, MDDirector, Minimally Invasive and Bariatric Surgery
Dr. Vohra is Director of Minimally Invasive and Bariatric Surgery at South Nassau's Center for Weight and Life Management. He completed his medical education in India and his postdoctoral training at New York University Medical Center. He has also served as Assistant Professor in Surgery at Mount Sinai School of Medicine. Dr. Vohra is a member of the American College of Surgeons and the Society of American Gastrointestinal and Laparoscopic Surgeons.

Gregory Nishimura, MD
Dr. Nishimura attended medical school at Hahnemann University in Philadelphia, Pa. Additionally, Dr. Nishimura completed his surgical residency at Nassau County Medical Center and is a board-certified laparoscopic surgeon. Dr. Nishimura performs the LAP-BAND®, Roux-en-Y surgeries, sleeve gastrectomies and other laparoscopic procedures. He is a member of the American Society of Bariatric Physicians, American Obesity Association and Obesity Action Coalition.

Gabe Becchinelli, PA
Mr. Becchinelli has extensive experience as a Surgical Physician Assistant. He has been with South Nassau Communities Hospital since 2005 and is one of the most experienced PAs nationwide for LAP-BAND® adjustments and follow-ups. He is a graduate of St. John's University.

Bariatric Coordinator

Annie Daniel, RN, NP
A nurse practitioner, Ms. Daniel is the program's Clinical Coordinator, with over 12 years' experience as a registered nurse. She performs patients' pre-op and post-op assessments, education, and conducts support group sessions for bariatric patients and their families. She is a graduate of Molloy College.

Dietitians

Danielle Solomon, RD, CDE
Ms. Solomon has been a registered dietitian since 1992. She has specialized in bariatric weight loss management, including the OPTIFAST® program. Since 2001, she has worked closely with our bariatric patients, helping them along their weight loss surgery journey from the moment they arrive at our offices and throughout the entire process, encouraging them to stay on track. She is a graduate of CW Post College with a BS degree in nutrition, and interned at Cornell Medical Center.

Jill Siegel-Loiacono, MS, RD, CDN
Mrs. Siegel-Loiacono has been a registered dietitian since 1991. She has specialized in bariatric weight loss management including medically supervised nutritional weight loss. She holds a bachelor’s degree in nutrition from State University of New York at Oneonta and a master’s degree in nutrition from CW Post College.